diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7238e132..deffc9ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+###3.7.1###
+- Removed Asset Transform dimensionChangeTime attribute from schema
+
 ###3.7.0###
 - Added support for importing/exporting Asset Transforms
 - Asset Sources now respect the force option
diff --git a/src/Services/AssetTransforms.php b/src/Services/AssetTransforms.php
index 614f50e1..76a9cea2 100644
--- a/src/Services/AssetTransforms.php
+++ b/src/Services/AssetTransforms.php
@@ -58,7 +58,6 @@ private function getAssetTransformDefinition(AssetTransformModel $assetTransform
             'width' => $assetTransform->width,
             'height' => $assetTransform->height,
             'format' => $assetTransform->format,
-            'dimensionChangeTime' => $assetTransform->dimensionChangeTime,
             'mode' => $assetTransform->mode,
             'position' => $assetTransform->position,
             'quality' => $assetTransform->quality,
@@ -122,7 +121,6 @@ private function populateAssetTransform(AssetTransformModel $assetTransform, arr
             'width' => $assetTransformDefinition['width'],
             'height' => $assetTransformDefinition['height'],
             'format' => $assetTransformDefinition['format'],
-            'dimensionChangeTime' => $assetTransformDefinition['dimensionChangeTime'],
             'mode' => $assetTransformDefinition['mode'],
             'position' => $assetTransformDefinition['position'],
             'quality' => $assetTransformDefinition['quality'],
diff --git a/tests/Services/AssetTransformsTest.php b/tests/Services/AssetTransformsTest.php
index e7061654..ae8d5ef1 100644
--- a/tests/Services/AssetTransformsTest.php
+++ b/tests/Services/AssetTransformsTest.php
@@ -108,7 +108,6 @@ public function provideValidAssetTransforms()
                         'width' => null,
                         'height' => null,
                         'format' => null,
-                        'dimensionChangeTime' => null,
                         'mode' => null,
                         'position' => null,
                         'quality' => null,
@@ -126,7 +125,6 @@ public function provideValidAssetTransforms()
                         'width' => null,
                         'height' => null,
                         'format' => null,
-                        'dimensionChangeTime' => null,
                         'mode' => null,
                         'position' => null,
                         'quality' => null,
@@ -136,7 +134,6 @@ public function provideValidAssetTransforms()
                         'width' => null,
                         'height' => null,
                         'format' => null,
-                        'dimensionChangeTime' => null,
                         'mode' => null,
                         'position' => null,
                         'quality' => null,
@@ -162,7 +159,6 @@ public function provideValidAssetTransformDefinitions()
                         'width' => 100,
                         'height' => 100,
                         'format' => 'jpg',
-                        'dimensionChangeTime' => null,
                         'mode' => 'crop',
                         'position' => 'center-center',
                         'quality' => 75,